<?php

namespace app\common\model\borrow;

use think\Model;


class Record extends Model
{





    // 表名
    protected $name = 'borrow_record';

    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'integer';

    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';
    protected $deleteTime = false;

    // 追加属性
    protected $append = [
        'status_text'
    ];



    public function getStatusList()
    {
        return ['1' => __('Status 1'), '2' => __('Status 2')];
    }


    public function getStatusTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['status']) ? $data['status'] : '');
        $list = $this->getStatusList();
        return isset($list[$value]) ? $list[$value] : '';
    }




    public function book()
    {
        return $this->belongsTo('app\admin\model\Book', 'book_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    public function user()
    {
        return $this->belongsTo('app\admin\model\User', 'user_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }

    public function borrowed($bookId, $userId)
    {
        $count = $this->where('user_id', $userId)->where('book_id', $bookId)->where('status', 1)->count();
        return $count > 0;
    }

    public function returns($bookId, $userId)
    {
        return $this->where('user_id', $userId)
            ->where('book_id', $bookId)
            ->where('status', 1)
            ->update(['status'=>2]);
    }
}
